Re: NULL pointer dereference when using ALSA SOC

[Koen Kooi <k.kooi@xxxxxxxxxxxxxxxxxx>]

Op 25 sep 2008, om 19:34 heeft Steve Sakoman het volgende geschreven:

> On Thu, Sep 25, 2008 at 10:22 AM, David Brownell <david- 
> b@xxxxxxxxxxx> wrote:
> > On Thursday 25 September 2008, Arun KS wrote:
> > > > > > I narrowed this into CONFIG_SLUB. When it's set, I can  
> > > > > > reproduce the
> > > > > > bug both with N810 and Beagle but not when using CONFIG_SLAB.
> >
> > So it's confirmed that SLUB is a factor, but
> > the root cause is still not known or resolved?
>
> Correct.  I suspect that somewhere in alsa-lib code is not checking an
> error return on a memory allocation.  When I previously discussed this
> issue with the folks on alsa-devel they suspected a bug in alsa-lib.
> I'll give them this additional data and see if someone there wants to
> help track down the root cause.

Hmmm, SLAB makes it trigger the null pointer less, not make it go away  
completely :(

regards,

Koen

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